City vs city
Broadland vs Iroquois, SD
Iroquois currently scores 6 points higher overall than Broadland, with the largest gap in tornado.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality is a current EPA AirNow signal; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Broadland: 30/100 · Iroquois: 36/100
Iroquois is 6 points higher.
Flood
Broadland: 68/100 · Iroquois: 53/100
Broadland is 15 points higher.
Broadland: FEMA NFHL flood zones: 12 features intersect this tile.
Iroquois: FEMA NFHL flood zones: 15 features intersect this tile.
Wind
Broadland: 21/100 · Iroquois: 21/100
No gap.
Broadland: Wind exposure derived from ingested design wind / climatology tiles.
Iroquois: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Broadland: 47/100 · Iroquois: 58/100
Iroquois is 11 points higher.
Broadland: Lightning exposure derived from ingested climatology tiles.
Iroquois: Lightning exposure derived from ingested climatology tiles.
Tornado
Broadland: 8/100 · Iroquois: 31/100
Iroquois is 23 points higher.
Broadland: Tornado risk derived from NOAA SPC historical reports.
Iroquois: Tornado risk derived from NOAA SPC historical reports.
Hail
Broadland: 22/100 · Iroquois: 39/100
Iroquois is 17 points higher.
Broadland: Hail risk derived from NOAA SPC historical reports.
Iroquois: Hail risk derived from NOAA SPC historical reports.
Storm surge
Broadland: Unavailable · Iroquois: Unavailable
A score difference cannot be calculated without both sources.
Broadland: Storm surge model is not available for this location yet.
Iroquois: Storm surge model is not available for this location yet.
Wildfire
Broadland: 37/100 · Iroquois: 28/100
Broadland is 9 points higher.
Broadland: Wildfire exposure derived from ingested fire potential tiles.
Iroquois: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Broadland: 7/100 · Iroquois: 19/100
Iroquois is 12 points higher.
Broadland: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Iroquois: Air quality signal derived from the latest EPA AirNow combined AQI grid.